Simple Playable Example

ToggleComponentAsset.cs

using UnityEngine;
using UnityEngine.Playables;

public class ToggleComponentAsset : PlayableAsset {
    
    public ExposedReference<MonoBehaviour> Component;
    public bool EnabledOnStart;
    public bool EnabledOnEnd;

    public override Playable CreatePlayable(PlayableGraph graph, GameObject owner) {
        var playable = ScriptPlayable<ToggleComponentPlayable>.Create(graph);
        var toggleComponentPlayable = playable.GetBehaviour();
        var component = Component.Resolve(graph.GetResolver());
        toggleComponentPlayable.Initialize(component, EnabledOnStart, EnabledOnEnd);
        return playable;
    }
    
}

ToggleComponentPlayable.cs

using UnityEngine;
using UnityEngine.Playables;

public class ToggleComponentPlayable : PlayableBehaviour {
    
    private MonoBehaviour _component;
    private bool _enabledOnStart;
    private bool _enabledOnEnd;

    public void Initialize(MonoBehaviour component, bool enabledOnStart, bool enabledOnEnd) {
        _component = component;
        _enabledOnStart = enabledOnStart;
        _enabledOnEnd = enabledOnEnd;
    }

    public override void OnBehaviourPlay(Playable playable, FrameData info) {
        if (_component != null) {
            _component.enabled = _enabledOnStart;
        }
    }
    
    public override void OnBehaviourPause(Playable playable, FrameData info) {
        if (_component != null) {
            _component.enabled = _enabledOnEnd;
        }	
    }
}