Menu _ disable btn and animation

I need a menu. See attached file.
What I need:
When I press BTN_1 opens an animated submenu, when the BTN_2 is pressed the animated submenu play the animation from trame 10 to 1 and BTN_1 is disabled.
Same thing for BTN_2.

How can I do this?

I hope you understant me. :evil:

:whistle: