Trying to avoid is not the case… you need to divert… and it’s a theoretical approach to the phrase “proceed as required”:
“Establish on a parallel offset track by 5 nm, then either:- Establish a 500 ft vertical deviation and proceed as required, or
- descend ……. and proceed as required.
If you are able to maintain altitude, but require an immediate diversion… my interpretation is that you can…. According the above (in contingency of course) ….
Or am I wrong …