can also do this

selfdrive/car/interfaces.py

@@ -266,9 +266,10 @@ class CarInterfaceBase(ABC):
       events.add(EventName.steerOverride)
 
     # Handle button presses
+    enable_button_presses = len([b for b in cs_out.buttonEvents if b.type in enable_buttons])
     for b in cs_out.buttonEvents:
       # Enable OP long on falling edge of enable buttons (defaults to accelCruise and decelCruise, overridable per-port)
-      if not self.CP.pcmCruise and (b.type in enable_buttons and not b.pressed):
+      if not self.CP.pcmCruise and (b.type in enable_buttons and not b.pressed) and enable_button_presses == 1:
         events.add(EventName.buttonEnable)
       # Disable on rising and falling edge of cancel for both stock and OP long
       if b.type == ButtonType.cancel: