Weleavefossils
Here is an example of scrolling between two objects in a very simple platformer with two playable characters:
[attachment=0:6nqbqg5z][/attachment:6nqbqg5z]
In the example I have an invisible object with the ScrollTo and Pin behaviours, and when I switch between objects to follow I Unpin the ScrollTo object, move it to the new object and then Pin it when it's very close.