Fire life safety of many should over ride accessibility requirements of the few.
There needs to be give and take on both items so the life safety of all are considered in various events that can happen, fire, seismic, wind, etc.
[A] 104.10 Modifications.
Wherever there are practical difficulties involved in carrying out the provisions of this code, the building official shall have the authority to grant modifications for individual cases, upon application of the owner or owner’s representative, provided the building official shall first find that special individual reason makes the strict letter of this code impractical and the modification is in compliance with the intent and purpose of this code and that such modification does not lessen health, accessibility, life and fire safety, or structural requirements. The details of action granting modifications shall be recorded and entered in the files of the department of building safety.