The issue was addressed by suspending Persona when the virtual keyboard is active. This issue is fixed in visionOS 1.3. Inputs to the virtual keyboard may be inferred from Persona.
[
{
"vendor": "Apple",
"product": "visionOS",
"versions": [
{
"version": "unspecified",
"status": "affected",
"lessThan": "1.3",
"versionType": "custom"
}
]
}
]