ng-deep

p {
    border:10px solid green;
}

::ng-deep app-box {
    p {
        &:has(+app-table) {
            border: 10px solid red;
        }
        &:has(+ table) {
            border: 10px solid orange;
        }
    }
    
    app-table-column > p:not(:has(+ table)) {
        border: 10px solid purple;
    }
}