Do Latin-2-based hyphenation files work with Unicode?

[onf]

Hi all,

as the title says. If I use UTF-8 via preconv and request
  .hy 2
  .hpf hyphen.cs
will that work, given that the file is using the Latin-2 encoding
for characters with diacritics? If not, what changes need to be done?

Thanks,
~ onf