So sorry for the long wait, I'm really bust with a play at the moment, and the temporary forum shut-down delayed my post further.
Hopefully you're all still here, and I can get several more posts in this month.
@Anecron: Although I don't remember exactly how the ability was worded, I'm inclined to say that you share an action pool, because otherwise that would be just frightening. So until I examine the ability again, assume it works this way.