Data tag "disabledslot" didn't work

Put the summary of the bug you're having here

What I expected to happen was...:
I type this command
/summon ArmorStand ~ ~ ~

{DisabledSlots:2039582}

so i wanted to make armor stand which i could remove only arm's equipment.

What actually happened was...:
but i could't remove arm's equipment.
I could remove it with this command

{DisabledSlots:2039326}

(disable all without arm's remove, replace)

Steps to Reproduce:
1. i type this command /summon ArmorStand ~ ~ ~

{DisabledSlots:2039582}

to summon armor stand which i can remove arm's equipment (no replace, no place)
2. but i can't remove arm's equipments
3. i can remove arm's equipments with

{DisabledSlots:2039326}

this tag (only allow replace and remove arm's equipments)