You can assign a MIDI CC to toggle between active and bypassed.  If you look in H9 Control under Pedal settings (click the Pedal button in the bottom right hand corner of the screen), go to Midi Settings, and go to "Assign MIDI CC messages to Pedal Functions", you'll see a Pedal Function labeled "Left Footswitch (aka Active Footswitch)".  If you assign that pedal function to a MIDI CC it will toggle the current preset between active and bypassed every time it receives a CC value above 64…