Taginput and AutoComplete OpenOnFocus doesn't work when clicking on a Tag, closing a Tag and randomly on adding a tag

[Kaisirak]

Overview of the problem

Buefy version: [0.8.9]
Vuejs version: [2.6.11] and [3.0.0-alpha2]
OS/Browser: OSX Chrome

Description

Taginput and AutoComplete with OpenOnFocus doesn't work when clicking on a Tag, closing a Tag and sporadically on adding a Tag.
The documentation page seems to work as intended, but when copying the exact same code the behavior is different.

Sandbox: https://codesandbox.io/s/relaxed-firefly-oclht

Steps to reproduce

1. Turn on OpenOnFocus
2. Add 2 Tags
3. Click on existing Tag or delete a Tag

Expected behavior

Autocomplete dropdown stays open

Actual behavior

Autocomplete dropdown closes and fires blur and focus events