There are NUMEROUS options availible for him is Sr. decides he can't train Oscar.

#1 Choices, PREVIOUS TRAINERS: Manny Steward, Robert Alcazar, Jesus Rivera, Gil Clancy
#2 Freddy Roach, he has had a bunch of success, especially with nonheavyweight fighters
#3 Ronnie Shields, trainer of Juan Diaz

And someone I would consider in this very special case.....RAY LEONARD