As character names:

U+1EDF LATIN SMALL LETTER O WITH HORN AND HOOK ABOVE character (ở)

As raw characters:

ở

As a string of HTML entities:

ở

Decoder output:

Byte number 1 is decimal 225, hex 0xE1, octal \341, binary 11100001
This is the first byte of a 3 byte sequence.

Byte number 2 is decimal 187, hex 0xBB, octal \273, binary 10111011
This is continuation byte 1, expecting 1 more.

Byte number 3 is decimal 159, hex 0x9F, octal \237, binary 10011111
This is continuation byte 2, expecting 0 more.

U+1EDF	LATIN SMALL LETTER O WITH HORN AND HOOK ABOVE
	: 01A1 0309