ParticleSystemLifetime.cs

using System.Collections;
using System.Collections.Generic;
using UnityEngine;

public class ParticleSystemLifetime : MonoBehaviour
{
    public enum Action
    {
        Disable,
        Destroy
    }

    [SerializeField]
    public Action action;

    private ParticleSystem ps;

    private void Awake()
    {
        ps = GetComponent<ParticleSystem>();
    }

    private void OnEnable()
    {
        ps.Play();
        StartCoroutine(nameof(DoActionAfterLifetime));
    }

    private void OnDisable()
    {
        StopCoroutine(nameof(DoActionAfterLifetime));   
    }

    private IEnumerator DoActionAfterLifetime()
    {
        yield return new WaitForSeconds(ps.main.duration);
        switch (action)
        {
            case Action.Disable:
                gameObject.SetActive(false);
                break;
            case Action.Destroy:
                Object.Destroy(gameObject);
                break;
        }
    }
}