There are iris valves to the outside (tough but breachable with prepared charges) but otherwise there's the (colour coded) hatches between "bulkheads" to tailor charges for.
From my perspective if you have the luxury of time and can inspect the "target" this becomes a mundane task.
Yes to both in this case as you "own" all such door types within your quarters.

https://www.unseenservant.us/forum/view ... 43#p503543
Jakob's aware that in the tactical environment most "stateroom" doors could likely be forced by bodily pressure / tools / standard rounds rather than requiring "demolition" per se.