If you want other VSTi's changes then you can use Free KV Element load it on the midi track now load the 2 sax vsti's into it setting one to one midi channel and the other to another midi channel.
In Element you can chain midi VSTi but you can't in Biab for some reason.

https://www.dropbox.com/s/arhdxm36f3psr9v/BB222-2-VSTi.mp4?dl=0