How to Control both PC and Hardware via USB at the same time.

[moneyman]

Hi I have this set up that I want to control . Can I do it? I know how to do 1. But how would I do step 2?
Or is there anotherway to do it? 

1) Keyboard (keystepro) connected to ableton playing midi notes. (yes)
2) Keyboard  (keystepro) controlling another mdi hardware via MRCC through the USB link ? 
To send it midi data. and one clock control from keysteppro for both hardware. 

tks!
M