Variable: allout-explicitly-deactivated
allout-explicitly-deactivated is a buffer-local variable defined in
allout.el.gz.
Documentation
If t, allout-mode(var)/allout-mode(fun)s last deactivation was deliberate.
So allout-post-command-business should not reactivate it...
Source Code
;; Defined in /usr/src/emacs/lisp/allout.el.gz
;;;_ #2 Mode environment and activation
;;;_ = allout-explicitly-deactivated
(defvar-local allout-explicitly-deactivated nil
"If t, `allout-mode's last deactivation was deliberate.
So `allout-post-command-business' should not reactivate it...")