You are opening the VCA with gates. The standard way to go would be to send the gates to the quad envelopes, adjusting the envelopes shapes as needed, and open the VCA with it. If the Varigate is set to 2/2 mode, you can send 2 gates to malekko QE and 2 CV to yours VCO v/oct.

Doepfer A-100 Pach Examples