2.1.450 Part 1 Section 22.214.171.124, applyBreakingRules (Use Legacy Ethiopic and Amharic Line Breaking Rules)
a. The standard says that the application shall allow break opportunities after this specific set of character only if this setting is off.
Word allows break opportunities after this specific set of characters only if the setting is on.
b. The standard says that setting the val attribute to 0, off, or false should turn off this property.
Word may turn this setting on if editing has been enabled for a language that is right to left or that uses complex scripts.