I think one way to do what you are trying to do would be to reset the FCB 1010 to "Stompbox Mode".  Then, the upper row of foot controls/pedals (#6-10) could be used as effect on (red led on) effect off (led off) controls.

Here's a helpful video: https://youtu.be/k0Lp_JuOD1k

Hope that info helps!