about v-b-popover

[332lfgb6]

hello.
In addition to the trigger mode, the function is called once the page has loaded.
go to https://bootstrap-vue.org/docs/directives/popover, scroll to Heading and content,hover the fifth button，popover show: Hello Popover: 2 rather than Hello Popover: 1

Is this normal or a bug?

[332lfgb6]

The official team said: It will also be called on re-renders